.w {
    width: 1430px;
    margin: 0 auto;
}

input {
    border: none;
    outline: none;
}

a {
    text-decoration: none;
    color: black;
}

.top {
    height: 110px;
    display: flex;
    justify-content: space-around;
    margin-top: 30px;
}

.top .top-left img {
    width: 240px;
    height: 56px;
    display: block;
    margin-top: 30px;
}

.top div,
.top form {
    height: 110px;
   
}

.top .top-center {
    width: 804px;
    height: 105px;
    display: flex;
    justify-content: space-around;
    border: 1px solid #333;
    border-radius: 50px;
    background-color: #cccccc;
}


.top .top-center a {
    display: block;
    width: 250px;
    /* border: 1px solid #333; */
    height: 95px;
    font-size: 24px;
    line-height: 105px;
    border-radius: 105px;
    margin: auto;
    text-align: center;
}

.top-center a:hover {
    background-color: white;
}

.top-center img {
    width: 38px;
    vertical-align: middle;
}

.top form {
    width: 380px;
    position: relative;
}

.top form .Search img {
    width: 30px;
    height: 30px;
}

.top form .Search {
    width: 40px;
    height: 40px;
    position: absolute;
    top: 30%;
    left: 15px;
    
}

.top .user {
    width: 96px;
    height: 96px;
    border: 1px solid #333;
    border-radius: 50%;
    float: right;
    position: relative;
    text-align: center;
    line-height: 118px;
    /* vertical-align: middle; */
}

.top .user img {
    height: 40px;
}

/* 头部结束 */

/* 脚部隐藏 */

.foot {
    width: 100%;
    height: 110px;
    display: flex;
    justify-content: space-around;
    
}


.foot a {
    display: block;
    height: 110px;  
    font-size: 24px;
}

@media screen and (min-width:1402px) {
    .foot {
        display: none;
    }
}

@media screen and (max-width:1402px) {
    .top-center,
    .top form input {
        display: none !important;
    }
}

/* 搜索框 */


.top form input {
    height: 96px;
    width: 250px;
    font-size: 24px;
    border: 1px solid #333;
    border-radius: 60px;
    box-sizing: border-box;
    padding-left: 60px;
    float: left;
}

.top form input::placeholder {
    color: #333;
}

/* 头部结束 */
/* 中间开始 */
.box {
    margin-top: 200px;
    height: 2000px;
    /* height: 100%; */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
   
}
.logo {
    display: flex;
    height: 500px;
    flex-direction: column;
    justify-content: space-between;
    margin-top: 220px;
    align-items: center;

}

.logo img {

    width: 512px;
    height: 120px;
}
/* 中部搜索框 */

.logo form input {
    border: 1px solid #333;
    background-color: white;
    height: 95px;
    width: 1405px;
    border-radius: 100px;
    font-size: 24px;
    box-sizing: border-box;
    padding-left: 60px;

}

.logo form {
    position: relative;
}

.logo label {
    height: 40px;
    width: 40px;
    position: absolute;
    left: 10px;
    top: 25%;
}

.logo label img {
    width: 40px;
    height: 40px;
    
    
}

.logo .zuye {
    width: 170px;
    height: 95px;
    background-color: black;
    color: aliceblue;
    font-size: 24px;
    text-align: center;
    line-height: 95px;
    border-radius: 50px;
}

/* logo结束，banner开始 */
.banner {
    height: 290px;
    margin-top: 200px;
}

.banner h1,
.banner p:first-child {
    margin: 15px auto;
    text-align: center;
}

.banner h1 {
    font-size: 40px;
}

.banner p {
    font-size: 22px;
}

/* .banner .what {
    border: 1px solid #333;
} */

.banner .what p {
    margin-top: 50px;
    display: none;
}

.what h3 {
    font-size: 28px;
}

.banner .what {
    box-sizing: border-box;
    padding-left: 20px;
    border: 1px solid #ccc;
    border-radius: 25px;
    margin-top: 60px;
    /* height: 180px; */
    position: relative;
}

.what .wei {
    width: 20px;
    height: 20px;
    /* background-color: red; */
    position: absolute;
    right: 20px;
    top: 10px;
    /* transition: all 0.8s; */
}

/* .wei~p {
    color: aqua;
} */



.banner .wei::before {
    content: '';
    width: 20px;
    height: 2px;
    background-color: #333;
    position: absolute;
    right: 0px;
    top: 10px;
}

.banner .wei::after {
    content: '';
    height: 20px;
    width: 1px;
   background-color: #333;
   position: absolute;
   right: 10px;
   top: 0px;
}

.banner .what .wei:active {
    transition: all 1s;
    transform: rotate(45deg);
    
}

.banner .what .wei:active~p {
    display: block;
}


/* banner结束，end开始 */

.end img {
    width: 240px;
    height: 56px;

}

ul li {
    list-style: none;
    text-align: center;
    margin-bottom: 25px;
}

.end {
    height: 200px;
    margin-top: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
   
}

.end ul li:nth-child(2) {
    width: 400px;
    height: 30px;
}

.end ul li:nth-child(3) {
    height:30px;
    width: 500px;
}

.end ul li:nth-child(3),
.end ul li:nth-child(2) {
    margin: 15px auto;
}


.end a,
.end span {
    display: block;
    float: left;
    margin-left: 25px;
    font-size: 20px;
}








